Проезжая часть мостов под обыкновенную дорогу,申请号SU19330136966-传众专利搜索

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发明名称	Проезжая часть мостов под обыкновенную дорогу
摘要
申请公布号	SU39799(A1)	申请公布日期	1934.11.30
申请号	SU19330136966	申请日期	1933.10.31
申请人	RYABOV E.V.	发明人	RYABOV E.V.
分类号	E01D19/12	主分类号	E01D19/12
代理机构		代理人
主权项
地址

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